Cool! We have a professor at my university who leads a project where students go to schools and teach the kids logo. (I just started with them, and so far it's

Cool! We have a professor at my university who leads a project where students go to schools and teach the kids logo. (I just started with them, and so far it's a lot of fun and also quite a challenge.) May I ask, what sort of programs you wrote? Interactive stuff, drawings, calculations? And what kind of topics/challenges did you like most?